Home / 127,337.44-175,724.40-70,747.60

Finding the Fourth Proportional to 127,337.44, 175,724.40 and 70,747.60

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Solution

The fourth proportional to 127,337.44, 175,724.40 and 70,747.60 is: 97,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,337.44 : 175,724.40 = 70,747.60 : x
  2. Step 2: Convert to fraction form
    127,337.44/175,724.40 = 70,747.60/x
  3. Step 3: Cross multiply
    127,337.44x = 175,724.40 × 70,747.60
  4. Step 4: Simplify right side
    127,337.44x = 12,432,079,561.44
  5. Step 5: Solve for x
    x = 12,432,079,561.44/127,337.44
  6. Step 6: Final answer
    x = 97,630.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.